CN214323174U - Locking device for fastening bolt of magneto rotor - Google Patents

Locking device for fastening bolt of magneto rotor Download PDF

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Publication number
CN214323174U
CN214323174U CN202120134437.XU CN202120134437U CN214323174U CN 214323174 U CN214323174 U CN 214323174U CN 202120134437 U CN202120134437 U CN 202120134437U CN 214323174 U CN214323174 U CN 214323174U
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CN
China
Prior art keywords
connecting plate
torque gun
engine
fastening bolt
sleeve
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Active
Application number
CN202120134437.XU
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Chinese (zh)
Inventor
王志远
邓江
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Chongqing Zongshen Aircraft Engine Manufacturing Co ltd
Original Assignee
Chongqing Zongshen Aircraft Engine Manufacturing Co ltd
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Application filed by Chongqing Zongshen Aircraft Engine Manufacturing Co ltd filed Critical Chongqing Zongshen Aircraft Engine Manufacturing Co ltd
Priority to CN202120134437.XU priority Critical patent/CN214323174U/en
Application granted granted Critical
Publication of CN214323174U publication Critical patent/CN214323174U/en
Active legal-status Critical Current
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Abstract

The utility model discloses a magneto rotor fastening bolt locking device, its characterized in that: the torque gun comprises a torque gun body, wherein a torque gun connecting plate is connected to the outer wall of the torque gun body through a spline, an engine connecting plate is connected to the torque gun connecting plate, a gun head through hole of the torque gun body is formed in the engine connecting plate, and a sleeve connected with an engine frame is arranged on the engine connecting plate. The utility model discloses a magneto rotor fastening bolt locking device easy operation, labour saving and time saving, safe and reliable, low in labor strength, and the mounted state that can the bolt obtains fine assurance.

Description

Locking device for fastening bolt of magneto rotor
Technical Field
The utility model relates to an engine assembling field especially relates to a locking device for magneto rotor fastening bolt.
Background
The magneto rotor and the crankshaft adopt an assembly mode of conical surface laminating and semicircular key connection, and a bolt is additionally arranged at the conical surface end of the crankshaft to fasten the rotor so as to ensure that the rotor synchronously operates along with the crankshaft. The fastening of the bolt needs stricter torque and angle control, and the requirements are ensured by adopting a torque wrench and an angle scale. The accuracy of operation appears and is difficult to control, wastes time, difficultly to there is certain potential safety hazard, hinders the intelligent implementation of product production simultaneously. A standard electric gun is purchased at present, and cannot be operated due to large torque required by assembly. Therefore, a connecting device which is convenient, time-saving and labor-saving and can meet the assembling requirements is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a labour saving and time saving's magnetic motor rotor fastening bolt locking device
In order to achieve the above object, the present invention is realized as follows: the utility model provides a magneto rotor fastening bolt locking device which characterized in that: the torque gun comprises a torque gun body, wherein a torque gun connecting plate is connected to the outer wall of the torque gun body through a spline, an engine connecting plate is connected to the torque gun connecting plate, a gun head through hole of the torque gun body is formed in the engine connecting plate, and a connecting sleeve is arranged on the engine connecting plate. By adopting the device, the torque gun connecting plate is connected with the engine connecting plate, and then the sleeve on the engine connecting plate is fixed on the engine frame, so that the torque generated when the torque gun works is transmitted to the engine frame through the torque gun connecting plate and the engine connecting plate, and the effect of quickly and laborsavingly screwing the bolt is achieved.
Preferably, the engine connecting plate comprises a plate body, the plate body is provided with the gun head through hole, and the edge of the plate body is provided with the sleeve.
In order to further improve the connection strength, a groove is formed in a plate body of the engine connecting plate, a convex part is arranged on the torque gun connecting plate, and the convex part is located in the groove.
Preferably, four symmetrical grooves are formed in the plate body of the engine connecting plate along the periphery of the gun head through hole, the torque gun connecting plate comprises an annular part in splined connection with the outer wall of the torque gun, supporting legs extending towards the engine connecting plate are arranged along the annular part, the supporting legs are symmetrically arranged, the tail parts of the supporting legs are arranged to be inserted into convex parts in the grooves, and limiting steps are arranged between the convex parts and the outer walls of the supporting legs.
Preferably, be provided with on the outer wall of moment of torsion rifle with the installation department of moment of torsion rifle connecting plate spline connection, the one end that the engine connecting plate was kept away from to the installation department is provided with spacing step, be provided with the external splines on the installation department, just the nut that carries out spacing to moment of torsion rifle connecting plate is installed to the one end of the nearly engine connecting plate of installation department.
For further realizing the quick tightening of bolt, the moment of torsion rifle includes the moment of torsion rifle head, the moment of torsion rifle head is worn out the installation department just passes through the cylindric lock with sleeve adapter and is connected, be provided with flexible connecting pin in the sleeve adapter, the one end of flexible connecting pin is located sleeve adapter is interior and the head is provided with stop nut, the other end of flexible connecting pin stretches out sleeve adapter just is connected with the connecting pin nut, the connecting pin nut sets up in the pnematic sleeve of hexagonal, be provided with spacing step in the pnematic sleeve of hexagonal, the connecting pin nut with spacing step offsets, still be provided with the flange on the flexible connecting pin the flange with be provided with return spring between the terminal surface of sleeve adapter.
Preferably, the sleeve adapter is provided with a cylindrical part connected with the torque gun head and a connecting part used for installing the telescopic connecting pin, and the cross section of the outer wall of the connecting part is square. The flange of the telescopic connecting pin is square.
Has the advantages that:
the utility model discloses a magneto rotor fastening bolt locking device, the during operation, with the muffjoint on the engine connecting plate on the engine support and adopt the screw to tighten, with the outer wall splined connection and the locking of moment of torsion rifle connecting plate and moment of torsion rifle, then pack the bolt into in the hexagonal pnematic sleeve. The torque gun is electric, the hexagonal pneumatic sleeve can automatically move forwards along with the rotation of the torque gun, the fastening of the bolt is guaranteed, and fastening data can be set and collected through the electric torque gun. The utility model discloses a magneto rotor fastening bolt locking device easy operation, labour saving and time saving, safe and reliable, low in labor strength, and the mounted state that can the bolt obtains fine assurance.
Drawings
FIG. 1 is a cross-sectional view of a magneto rotor fastening bolt locking device in an embodiment;
fig. 2 is an exploded view of the magneto rotor fastening bolt locking device in an embodiment.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings, but the present invention is not limited to these embodiments, and any modifications or replacements within the basic spirit of the embodiments still fall within the scope of the present invention claimed in the claims.
Example (b): as shown in fig. 1 and 2, the embodiment provides a magnetic motor rotor fastening bolt locking device, which includes a torque gun 11, a torque gun connecting plate 10 is connected to an outer wall of the torque gun through a spline, the torque gun connecting plate is connected to an engine connecting plate 7, a gun head through hole of the torque gun is formed in the engine connecting plate, and a sleeve connected to an engine frame is formed in the engine connecting plate. The torque gun in this embodiment is electric and can preset and collect fastening data, and the torque gun in this embodiment is an existing product purchased in the market, and the specific structure is not described herein again.
Specifically, the method comprises the following steps: be provided with on the outer wall of moment of torsion rifle with the installation department of moment of torsion rifle connecting plate spline connection, the one end that the engine connecting plate was kept away from to the installation department is provided with spacing step, be provided with the external splines on the installation department, just the nut 9 that carries out spacing to the moment of torsion rifle connecting plate is installed to the one end of the nearly engine connecting plate of installation department. The torque gun connecting plate comprises an annular part connected with an outer wall spline of the torque gun, an inner ring of the annular part is provided with an internal spline, outer rings of the annular part are provided with support legs extending out towards the engine connecting plate, the support legs are symmetrically arranged, protruding parts are arranged at tail parts of the support legs, and limiting steps are arranged between the protruding parts and outer walls of the support legs. In this embodiment, the cross section of the leg is circular arc, and the width of the protrusion is smaller than the width of the upper portion of the leg. The engine connecting plate comprises a plate body, wherein the plate body is provided with gun head through holes, four symmetrical arc-shaped grooves are formed in the periphery of the gun head through holes, the shapes of the arc-shaped grooves are consistent with the cross-sectional shapes of the convex parts of the support legs on the torque gun connecting plate, the grooves can allow the convex parts to pass through, and the upper parts of the support legs cannot pass through. Four symmetrical arc-shaped grooves are arranged, and orientation adjustment can be carried out when the convex parts of the supporting legs are inserted into the arc-shaped grooves. The edge of plate body sets up connecting sleeve, the connecting sleeve hole is the counter sink, the path end of counter sink is towards engine support and is provided with the internal thread, can adopt the screw will connecting sleeve locks on engine support. The number of the connecting sleeves can be multiple, and two connecting sleeves are arranged at two ends of the engine connecting plate respectively in the embodiment. This facilitates ensuring balance of torque transmission.
In this embodiment, the moment of torsion rifle includes rotatable moment of torsion rifle head 12, the moment of torsion rifle head is worn out the installation department just passes through cylindric lock 8 with sleeve adapter 6 and is connected, be provided with flexible connecting pin 3 in the sleeve adapter, the one end of flexible connecting pin is located in the sleeve adapter and the head is provided with stop nut 5, be provided with the restriction in the sleeve adapter inner chamber stop nut 5 is towards keeping away from the step that the rifle head direction removed. The other end of the telescopic connecting pin extends out of the sleeve adapter and is connected with the connecting pin nut 2, the connecting pin nut is arranged in the hexagonal pneumatic sleeve 1, a limiting step is arranged in the hexagonal pneumatic sleeve, the connecting pin nut 2 is in threaded connection with the telescopic connecting pin, and the limiting step in the hexagonal pneumatic sleeve limits the connecting pin nut to move towards the direction of the gun head. And a flange is further arranged on the telescopic connecting pin, and a return spring 4 is arranged between the flange and the end surface of the sleeve adapter. In this embodiment, the sleeve adapter has a cylindrical portion connected to the torque gun head and a connecting portion for mounting the telescopic connecting pin, the cross section of the outer wall of the connecting portion is square, and the flange of the telescopic connecting pin is also square.
The magneto rotor fastening bolt locking device of this embodiment, the during operation overlaps the sleeve on the engine connecting plate on the engine support and adopts the screw to screw up, with the outer wall splined connection of moment of torsion rifle connecting plate and moment of torsion rifle and locking, then pack the bolt into in the hexagonal pnematic sleeve. The torque gun is electric, the hexagonal pneumatic sleeve can automatically move forwards along with the rotation of the torque gun, the fastening of the bolt is guaranteed, and fastening data can be set and collected through the electric torque gun. The locking device for the fastening bolt of the magneto rotor is simple in operation, time-saving, labor-saving, safe, reliable, low in labor intensity and capable of well guaranteeing the installation state of the bolt.

Claims (8)

1. The utility model provides a magneto rotor fastening bolt locking device which characterized in that: the torque gun comprises a torque gun body, wherein a torque gun connecting plate is connected to the outer wall of the torque gun body through a spline, an engine connecting plate is connected to the torque gun connecting plate, a gun head through hole of the torque gun body is formed in the engine connecting plate, and a connecting sleeve is arranged on the engine connecting plate.
2. The magneto rotor fastening bolt locking apparatus of claim 1 wherein: the engine connecting plate comprises a plate body, wherein the plate body is provided with the gun head through hole, and the edge of the plate body is provided with the connecting sleeve.
3. The magneto rotor fastening bolt locking apparatus of claim 1 or 2, wherein: the engine connecting plate is characterized in that a groove is formed in a plate body of the engine connecting plate, a convex part is arranged on the torque gun connecting plate, and the convex part is located in the groove.
4. A magneto rotor fastening bolt locking apparatus as claimed in claim 3 wherein: the engine connecting plate is characterized in that four symmetrical grooves are formed in the periphery of a gun head through hole in the plate body of the engine connecting plate, the torque gun connecting plate comprises an annular part in splined connection with the outer wall of the torque gun, supporting legs extending towards the engine connecting plate are arranged along the annular part, the supporting legs are symmetrically arranged, the tail parts of the supporting legs are arranged to be inserted into convex parts in the grooves, and limiting steps are arranged between the convex parts and the outer walls of the supporting legs.
5. The magneto rotor fastening bolt locking apparatus of claim 4 wherein: be provided with on the outer wall of moment of torsion rifle with the installation department of moment of torsion rifle connecting plate spline connection, the one end that the engine connecting plate was kept away from to the installation department is provided with spacing step, be provided with the external splines on the installation department, just the nut that carries out spacing to the moment of torsion rifle connecting plate is installed to the one end of the nearly engine connecting plate of installation department.
6. The magneto rotor fastening bolt locking apparatus of claim 5 wherein: the torque gun comprises a torque gun head, the torque gun head penetrates out the installation part and is connected with the sleeve adapter through a cylindrical pin, a telescopic connecting pin is arranged in the sleeve adapter, one end of the telescopic connecting pin is located in the sleeve adapter, a limiting nut is arranged at the head of the sleeve adapter, the other end of the telescopic connecting pin extends out of the sleeve adapter and is connected with the connecting pin nut, the connecting pin nut is arranged in a hexagonal pneumatic sleeve, a limiting step is arranged in the hexagonal pneumatic sleeve, the connecting pin nut is abutted against the limiting step, a flange is further arranged on the telescopic connecting pin, and a return spring is arranged between the flange and the end face of the sleeve adapter.
7. The magneto rotor fastening bolt locking apparatus of claim 6 wherein: the sleeve adapter is provided with a cylindrical part connected with the torque gun head and a connecting part used for installing the telescopic connecting pin, and the cross section of the outer wall of the connecting part is square.
8. The magneto rotor fastening bolt locking apparatus of claim 7 wherein: the flange of the telescopic connecting pin is square.
CN202120134437.XU 2021-01-19 2021-01-19 Locking device for fastening bolt of magneto rotor Active CN214323174U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120134437.XU CN214323174U (en) 2021-01-19 2021-01-19 Locking device for fastening bolt of magneto rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120134437.XU CN214323174U (en) 2021-01-19 2021-01-19 Locking device for fastening bolt of magneto rotor

Publications (1)

Publication Number Publication Date
CN214323174U true CN214323174U (en) 2021-10-01

Family

ID=77909492

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120134437.XU Active CN214323174U (en) 2021-01-19 2021-01-19 Locking device for fastening bolt of magneto rotor

Country Status (1)

Country Link
CN (1) CN214323174U (en)

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